{"id":"https://openalex.org/W18472158","doi":null,"title":"A new method for measuring degree of methyl esterification in pectin","display_name":"A new method for measuring degree of methyl esterification in pectin","publication_year":1989,"publication_date":"1989-04-01","ids":{"openalex":"https://openalex.org/W18472158","mag":"18472158"},"language":"en","primary_location":{"id":"mag:18472158","doi":null,"is_oa":false,"landing_page_url":"http://www.osti.gov/scitech/biblio/7027530","pdf_url":null,"source":{"id":"https://openalex.org/S4306522614","display_name":"Plant Physiology, Supplement; (USA)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Plant Physiology, Supplement; (USA)","raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5025210086","display_name":"Niels O. Maness","orcid":"https://orcid.org/0000-0002-2846-8313","observed_orcids":["https://orcid.org/0000-0002-2846-8313"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Niels O. Maness","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-2846-8313","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084158297","display_name":"James D. Ryan","orcid":"https://orcid.org/0000-0001-7746-8646","observed_orcids":["https://orcid.org/0000-0001-7746-8646"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"James D. Ryan","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0001-7746-8646","affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5024786981","display_name":"Andrew J. Mort","orcid":"https://orcid.org/0000-0003-0051-2834","observed_orcids":["https://orcid.org/0000-0003-0051-2834"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Andrew J. Mort","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0003-0051-2834","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.00316912,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10869","display_name":"Polysaccharides and Plant Cell Walls","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T10869","display_name":"Polysaccharides and Plant Cell Walls","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12192","display_name":"Polysaccharides Composition and Applications","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/1106","display_name":"Food Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12161","display_name":"Plant Surface Properties and Treatments","score":0.0,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/pectin","display_name":"pectin","score":0.9679999947547913},{"id":"https://openalex.org/keywords/degree-of-methylesterification","display_name":"degree of methylesterification","score":0.9390000104904175},{"id":"https://openalex.org/keywords/galacturonic-acid","display_name":"galacturonic acid","score":0.9419999718666077},{"id":"https://openalex.org/keywords/galactose","display_name":"galactose","score":0.8809999823570251},{"id":"https://openalex.org/keywords/sodium-borohydride","display_name":"sodium borohydride","score":0.9729999899864197},{"id":"https://openalex.org/keywords/sodium-borodeuteride","display_name":"sodium borodeuteride","score":0.9909999966621399},{"id":"https://openalex.org/keywords/cell-wall","display_name":"cell wall","score":0.6669999957084656},{"id":"https://openalex.org/keywords/gas-chromatography","display_name":"gas chromatography","score":0.5289999842643738},{"id":"https://openalex.org/keywords/gas-chromatography-mass-spectrometry","display_name":"gas chromatography-mass spectrometry","score":0.7820000052452087},{"id":"https://openalex.org/keywords/colorimetric-assay","display_name":"colorimetric assay","score":0.8339999914169312}],"concepts":[{"id":"https://openalex.org/C2780048404","wikidata":"https://www.wikidata.org/wiki/Q407895","display_name":"Sodium borohydride","level":3,"score":0.927239179611206},{"id":"https://openalex.org/C2780756937","wikidata":"https://www.wikidata.org/wiki/Q188154","display_name":"Pectin","level":2,"score":0.907273530960083},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.81280517578125},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.6898180246353149},{"id":"https://openalex.org/C2778931688","wikidata":"https://www.wikidata.org/wiki/Q56703505","display_name":"Borohydride","level":3,"score":0.6077747941017151},{"id":"https://openalex.org/C123460561","wikidata":"https://www.wikidata.org/wiki/Q677065","display_name":"Gas chromatography","level":2,"score":0.5648316144943237},{"id":"https://openalex.org/C2778173381","wikidata":"https://www.wikidata.org/wiki/Q66589593","display_name":"Galactose","level":2,"score":0.564775824546814},{"id":"https://openalex.org/C2775997480","wikidata":"https://www.wikidata.org/wiki/Q586277","display_name":"Degree (music)","level":2,"score":0.4443601369857788},{"id":"https://openalex.org/C537181965","wikidata":"https://www.wikidata.org/wiki/Q658","display_name":"Sodium","level":2,"score":0.42549216747283936},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.21824994683265686},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.13996925950050354},{"id":"https://openalex.org/C161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","level":2,"score":0.057344287633895874},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:18472158","doi":null,"is_oa":false,"landing_page_url":"http://www.osti.gov/scitech/biblio/7027530","pdf_url":null,"source":{"id":"https://openalex.org/S4306522614","display_name":"Plant Physiology, Supplement; (USA)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Plant Physiology, Supplement; (USA)","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2051124315","https://openalex.org/W131006042","https://openalex.org/W1986942341","https://openalex.org/W1985684542","https://openalex.org/W2148537875","https://openalex.org/W3163851623","https://openalex.org/W2331698733","https://openalex.org/W2033093854","https://openalex.org/W7095680146","https://openalex.org/W2029404958"],"abstract_inverted_index":{"A":[0],"simple":[1],"method":[2,23,120],"to":[3,32],"measure":[4],"the":[5,41,98,118],"degree":[6,67],"of":[7,13,27,43,51,68,80],"methyl":[8,28,70],"esterification":[9,71],"in":[10,40,56,100],"small":[11,110],"samples":[12,52,108],"pectins":[14],"or":[15,37,88,95],"isolated":[16],"cell":[17],"walls":[18],"will":[19],"be":[20,54,74],"described.":[21],"The":[22,66],"involves":[24],"selective":[25],"reduction":[26,50,119],"esterified":[29],"galacturonic":[30,101],"acid":[31,102],"galactose":[33,81],"with":[34,121],"sodium":[35,38],"borohydride":[36,62],"borodeuteride":[39],"presence":[42],"strong":[44],"buffer":[45],"at":[46],"4":[47],"C.":[48],"Quantitative":[49],"can":[53,72],"accomplished":[55],"1":[57],"h":[58],"using":[59,82,103,117],"20":[60],"mg":[61,64],"per":[63],"sample.":[65],"pectin":[69],"then":[73],"determined":[75],"by":[76,96],"measuring":[77,97],"an":[78],"increase":[79],"gas":[83,89],"chromatography":[84],"(borohydride":[85],"reduced":[86,93],"samples)":[87],"chromatography/mass":[90],"spectroscopy":[91],"(borodeuteride":[92],"samples),":[94],"decrease":[99],"conventional":[104],"colorimetric":[105],"methods.":[106],"Pectin":[107],"as":[109,111],"50":[112],"{mu}g":[113],"have":[114],"been":[115],"analyzed":[116],"good":[122],"results.":[123]},"counts_by_year":[],"updated_date":"2026-08-08T07:41:36.138363","created_date":"2016-06-24T00:00:00"}
